3rd Grade Addition Bundle contains 6 lessons: 1. 3 Digit Addition with No Regrouping, 2. 3 Digit Addition with Regrouping in the Ones, 3. 3 Digit Addition with Regrouping in the Tens, 4. 3 Digit Addition with Regrouping in the Ones & Tens, 5. 4 or More Digits with Regrouping 6. Adding Money. Each lesson shows the conceptual understanding as to what is happening in the addition problems using models. There is a title slide, focus slide, objective, essential question, vocabulary, check for understanding of vocabulary, concept development, step-by-step demonstrations, guided practice, problem solving with word problem, and a reward slide at the end. For best results, students should have white boards and dry erase markers to use in the guided practice section.